QUIZZ6

A device which converts mechanical energy into hydraulic energy.The device is ______

• pump
• compressor
• hydraulic actuator
• power pack

The device used to converts hydraulic energy into mechanical energy is ___

• pump
• compressor
• hydraulic actuator
• power pack

Low pressure and high flow rate can obtained from ___

• interanal gear pump
• external gear pump
• lobe pump
• screw pump

The piston in a DAC can be ____by hydraulic power

• retract only
• extend only
• retract and extend
• neither retract nor extend

What holds the piston in the retracted position in a SAC

• Fluid pressure
• static pressure
• spring pressure
• return pressure

Which of the following is known as the heart of the Hydraulic system?

• compressor
• Hydraulic Pump
• hydraulic actuator
• Direction control valve